package net.minecraft.item;

import com.google.common.collect.Multimap;
import java.util.Set;
import net.minecraft.block.Block;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.SharedMonsterAttributes;
import net.minecraft.entity.ai.attributes.AttributeModifier;
import net.minecraft.util.BlockPos;
import net.minecraft.world.World;

public class ItemTool extends Item {
	private Set<Block> effectiveBlocks;
	protected float efficiencyOnProperMaterial = 4.0F;

	/** Damage versus entities. */
	private float damageVsEntity;

	/** The material this tool is made from. */
	public Item.ToolMaterial toolMaterial;

	protected ItemTool(float attackDamage, Item.ToolMaterial material, Set<Block> effectiveBlocks) {
		this.toolMaterial = material;
		this.effectiveBlocks = effectiveBlocks;
		this.maxStackSize = 1;
		this.setMaxDamage(material.getMaxUses());
		this.efficiencyOnProperMaterial = material.getEfficiencyOnProperMaterial();
		this.damageVsEntity = attackDamage + material.getDamageVsEntity();
		this.setCreativeTab(CreativeTabs.tabTools);
	}

	public float getStrVsBlock(ItemStack stack, Block block) {
		return this.effectiveBlocks.contains(block) ? this.efficiencyOnProperMaterial : 1.0F;
	}

	/**
	 * Current implementations of this method in child classes do not use the entry
	 * argument beside ev. They just raise the damage on the stack.
	 */
	public boolean hitEntity(ItemStack stack, EntityLivingBase target, EntityLivingBase attacker) {
		stack.damageItem(2, attacker);
		return true;
	}

	/**
	 * Called when a Block is destroyed using this Item. Return true to trigger the
	 * "Use Item" statistic.
	 */
	public boolean onBlockDestroyed(ItemStack stack, World worldIn, Block blockIn, BlockPos pos,
			EntityLivingBase playerIn) {
		if ((double) blockIn.getBlockHardness(worldIn, pos) != 0.0D) {
			stack.damageItem(1, playerIn);
		}

		return true;
	}

	/**
	 * Returns True is the item is renderer in full 3D when hold.
	 */
	public boolean isFull3D() {
		return true;
	}

	public Item.ToolMaterial getToolMaterial() {
		return this.toolMaterial;
	}

	/**
	 * Return the enchantability factor of the item, most of the time is based on
	 * material.
	 */
	public int getItemEnchantability() {
		return this.toolMaterial.getEnchantability();
	}

	/**
	 * Return the name for this tool's material.
	 */
	public String getToolMaterialName() {
		return this.toolMaterial.toString();
	}

	/**
	 * Return whether this item is repairable in an anvil.
	 */
	public boolean getIsRepairable(ItemStack toRepair, ItemStack repair) {
		return this.toolMaterial.getRepairItem() == repair.getItem() ? true : super.getIsRepairable(toRepair, repair);
	}

	public Multimap<String, AttributeModifier> getItemAttributeModifiers() {
		Multimap<String, AttributeModifier> multimap = super.getItemAttributeModifiers();
		multimap.put(SharedMonsterAttributes.attackDamage.getAttributeUnlocalizedName(),
				new AttributeModifier(itemModifierUUID, "Tool modifier", (double) this.damageVsEntity, 0));
		return multimap;
	}
}
